With this application you will be able to simulate the scenarios you want, at the time you require it and instantly you will obtain your basic pension plan with Modality 40 under the IMSS regime of 1973.Likewise, it allows you to choose if you want your pension to be estimated from the current date or a retroactive date (to recover the weeks that you have stopped contributing since the date of leave with your last employer).You will be presented with two scenarios of what could be the amount of your pension, the first one estimated according to your salary and current trend and a second scenario, investing in Modality 40 for the time remaining to retire or for up to 58 months prior to your pension date. You will also find out the number of weeks quoted when you retire, the increase that your pension will have if you invest in Modality 40, the total estimated amount of what you will invest in Modality 40 and the estimated time to recover said investment. So that you have elements that help you choose the best strategy to achieve the desired pension.It is important to mention that the results presented by this application are estimates based on the data provided by its user, on inflation projections and other estimated factors for subsequent years. You will know the definitive amounts when you formalize your procedure before the corresponding institution.